<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=\, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <script src="https://unpkg.com/vue/dist/vue.js"></script>
    <script src="https://unpkg.com/vue-router/dist/vue-router.js"></script>
    <title>p82watch监视路由地址的改变</title>
</head>
<body>
    <div id="app">
        <router-link to="/login">登录</router-link>
        <router-link to="/register">注册</router-link>
        <router-view></router-view>
    </div>
    <script>
        var login={
            template:"<h1>这是登录组件</h1>"
        }
        var register={
            template:"<h1>这是注册组件</h1>"
        }
        var router=new VueRouter({
            routes:[
                {path:"/",redirect:"/login"},
                {path:"/login",component:login},
                {path:"/register",component:register}
            ]
        })
    var vm=new Vue({
        el:"#app",
        methods:{},
        data:{},
        filters:{},
        directives:{},
        components:{},
        watch:{
            "$route.path":function(newVal,oldVal){
                console.log(newVal+"---"+oldVal);
            }
        },
        router
    })
    </script>
</body>
</html>